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Add "auto" method of installing pip

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This commit is contained in:
Lance Edgar 2020-09-18 15:38:56 -05:00
parent 6cf17a054b
commit 6d8cf3adb6
1 changed files with 31 additions and 8 deletions
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39
rattail_fabric2/python.py
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@ -33,6 +33,8 @@ deploy = make_deploy(__file__)
def bootstrap_python(c, pip_from_apt=True, pip_eager=True,
pip_auto=False,
pip_package_name=None,
virtualenvwrapper_from_apt=False,
upgrade_virtualenvwrapper=True,
workon_home='/srv/envs', user='rattail',
@ -52,7 +54,10 @@ def bootstrap_python(c, pip_from_apt=True, pip_eager=True,
apt.install(c, 'python-dev')
# pip
install_pip(c, use_apt=pip_from_apt, python3=python3, eager=pip_eager)
install_pip(c, auto=pip_auto, python3=python3,
use_apt=pip_from_apt,
apt_package_name=pip_package_name,
eager=pip_eager)
# virtualenvwrapper
workon_home = workon_home.rstrip('/')
@ -104,16 +109,34 @@ def install_python(c, version, globally=False, verbose=False):
version, short_version))
def install_pip(c, use_apt=False, python3=False, eager=True):
def install_pip(c, auto=False, python3=False,
use_apt=False, apt_package_name=None,
eager=True):
"""
Install/upgrade the Pip installer for Python.
"""
if use_apt:
if python3:
apt.install(c, 'python3-pip')
else:
apt.install(c, 'python-pip')
else:
# first check for existing pip; we do nothing if already present
pip_ = 'pip3' if python3 else 'pip2'
if not c.sudo('which {}'.format(pip_), warn=True).failed:
return
if auto: # try apt first, then fall back to get-pip.py
package = apt_package_name
if not package:
package = 'python3-pip' if python3 else 'python-pip'
result = apt.install(c, package, warn=True)
if result.failed:
c.sudo('wget -O get-pip.py https://bootstrap.pypa.io/get-pip.py')
python = 'python3' if python3 else 'python2'
c.sudo('{} get-pip.py'.format(python))
c.sudo('rm get-pip.py')
elif use_apt: # use apt only, w/ no fallback
if not apt_package_name:
apt_package_name = 'python3-pip' if python3 else 'python-pip'
apt.install(c, apt_package_name)
else: # *deprecated* method using easy_install
apt.install(c, 'build-essential', 'python-dev', 'libssl-dev', 'libffi-dev')
if c.run('which pip', warn=True).failed:
apt.install(c, 'python-pkg-resources', 'python-setuptools')